Challenger MT645D VS AGCO AGCOSTAR 8425 specs comparison

Challenger MT645D 2011 comparison online with competitors

Challenger MT645D

General Infos
Make Challenger
Model MT645D
Country United states
Production From 2011  Until 2013
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual Challenger MT645D Manual

Dimensions, sizes and tires
AG front tires 480/70R34
AG rear tires 520/85R46
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 24250 lbs or 10999 kg
Length 215.7 inches [547 cm]
Width -
Height 141 inches [358 cm]
Wheelbase 122 inches [309 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 513.8 ci or 8.4 L
Cylinders 6 cylinders
Engine power 240 hp or 179.0 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection electronic high-pressure common rail
Fuel tank size 167 gal or 632.1 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories Challenger MT645D Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 240 amps
Clutch and gearbox specs
Trans system Techstar CVT
Trans type continuously variable transmission
Trans gears infinite forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive inboard planetary
Steering hydrostatic power
Braking system hydraulic wet disc
Cabin type Cab standard with air-conditioning and OptiRide Plus hydraulic suspension AGCO System 150 (optional)
Differentiel lock electro-hydraulic
Hydraulics specifications
System closed center load sensing
Valves 4 to 6
Pump flow -
SVC flow 26.4 gpm or 99.9 lpm
Steering flow -
Tank capacity 29.1 gal or 110.1 L
Hydraulic pressure 2900 psi or 200.0 bar
Max flow 46 gpm or 174.1 lpm
Drawbar specifications
Drawbar type Cat
Claimed power -
Drawbar horsepower 170.7 hp or 127.3 kW
Fuel consumption 11.5 gal/hour or 43.5 l/hour
Pulling power 25705 lbs or 11659 kg
Power take-off (PTO) specs
Claimed power 205 hp or 152.9 kW
Real power 250.0 hp or 186.4 kW
Engine @RPM 540E@1577 (rpm)
PTO Clutch electro-hydraulic
Rear PTO independent
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 13.4 gal/hour or 50.7 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III
Rear hitch lift 22760 lbs or 10323 kg
Front hitch III
Front hitch lift 11000 lbs or 4989 kg

AGCO AGCOSTAR 8425 1995 comparison online with competitors

AGCO AGCOSTAR 8425

General Infos
Make AGCO
Model AGCOSTAR 8425
Country United states
Production From 1995  Until 2001
Price -
Tractor type Four wheel Drive (4WD) tractor
Fuel diesel
Service repair manual AGCO AGCOSTAR 8425 Manual

Dimensions, sizes and tires
AG front tires -
AG rear tires -
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 29,485 lbs or 13374 kg
Length -
Width -
Height -
Wheelbase 137.1 inches [348 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 774 ci or 12.7 L
Cylinders 6 cylinders
Engine power 425 hp or 316.9 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size -
Oil capacity -
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories AGCO AGCOSTAR 8425 Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system Eaton Fuller
Trans type -
Trans gears 18 forward and 2 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 articulated 4WD
Final drive -
Steering hydrostatic power
Braking system hydraulic disc
Cabin type Cab with heat and air conditioning
Differentiel lock -
Hydraulics specifications
System closed center
Valves 4 or 5
Pump flow 35 gpm or 132.5 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 346.61 hp or 258.5 kW
Fuel consumption 22.1 gal/hour or 83.6 l/hour
Pulling power 35,497 lbs or 16101 kg
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM -
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift -
Front hitch -
Front hitch lift -

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